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Finding the Fourth Proportional to 295,807.42, 443,711.13 and 270,146.62

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Solution

The fourth proportional to 295,807.42, 443,711.13 and 270,146.62 is: 405,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,807.42 : 443,711.13 = 270,146.62 : x
  2. Step 2: Convert to fraction form
    295,807.42/443,711.13 = 270,146.62/x
  3. Step 3: Cross multiply
    295,807.42x = 443,711.13 × 270,146.62
  4. Step 4: Simplify right side
    295,807.42x = 119,867,062,025.88
  5. Step 5: Solve for x
    x = 119,867,062,025.88/295,807.42
  6. Step 6: Final answer
    x = 405,219.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.